> For the complete documentation index, see [llms.txt](https://docs.arrng.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.arrng.io/rng-source.md).

# RNG Source

Randomness is sourced off-chain directly from [random.org](https://www.random.org/). The randomness provided from random.org is derived from atmospheric noise.

arrng is a customer of random.org. We are separate organisations and have no affiliation in any way.